This app offers a vintage-inspired stereo delay effect with advanced modulation, flexible filtering, and precise timing controls. It allows users to sculpt unique echo textures, from warm analog sounds to complex, evolving soundscapes.



229+ iOS apps curated and reviewed
GSDSP Quantum Delay is the household name in gsdsp quantum delay, but it's far from the only option. We track 229+ alternatives and competitors on iOS — many free, many higher-rated than you'd expect.



This app offers a vintage-inspired stereo delay effect with advanced modulation, flexible filtering, and precise timing controls. It allows users to sculpt unique echo textures, from warm analog sounds to complex, evolving soundscapes.



This audio effect plugin offers vintage-inspired stereo delay with deep modulation, flexible filtering, and creative timing options. It allows for precise control over echoes, from warm analog sounds to shimmering textures, and integrates an advanced modulation system for unique sound design.






This app allows musicians to slow down music, change pitch, and isolate instruments for easier transcription and practice. It features AI-powered stem separation, interactive waveforms, and customizable looping for focused learning.


This app offers a precise metronome and tuner for musicians, aiding practice and performance. It features customizable beat tones, dynamics, and advanced rhythm training tools. Unlock additional sensory aids, subdivisions, and polyrhythms with the Pro version.


This app offers a unique spectral delay effect with advanced control over thousands of parallel delays using a single curve. It allows for real-time modulation, tempo-syncing, and precise feedback management for expansive sonic exploration.


This app helps you create flexible, color-coded daily schedules by time blocking tasks. It's designed for individuals who struggle with traditional planning, offering features like drag-and-drop task management and adaptive scheduling that adjusts to life's changes. Syncs with calendars and reminders across devices.


This app provides a customizable interval timer for high-intensity interval training (HIIT) and circuit workouts. Easily set up work, rest, and repeat intervals, track your progress, and integrate with your health data. Enjoy your workouts with background music and notifications.


This audio effect app provides versatile delay sounds, from classic tape echoes to experimental textures. It offers dual buffers with extensive shaping, glitchy repeats, and intuitive visual feedback for creative sound design.


Create music on your mobile device with a comprehensive digital audio workstation. Features include a multi-track sequencer, studio-quality instruments, and real-time effects. Ideal for composers and aspiring musicians on the go.


Manage multiple countdowns and count-ups simultaneously with customizable timers for any task. Organize your time with flexible layouts, personalized alerts, and easy sharing options. Optimize productivity for work, study, or daily activities.


Calculate delay times and sample re-pitch amounts with a tap-tempo metronome. Preview delay sounds and determine BPM changes for your DAW. This tool helps musicians fine-tune audio effects.


This app helps you stay focused and productive by breaking down tasks into timed intervals with short breaks. It offers task management, customizable timers, progress tracking, and cross-device synchronization. Achieve your goals with structured work sessions.


This app allows users to mix music from various sources, including streaming services and local files. It offers professional DJ tools like beatmatching, scratching, and effects, with hardware controller support. Users can record and share their mixes, and access advanced features through a premium subscription.


This app is a comprehensive video editing suite with AI-powered tools for retouching, auto-captions, and background removal. It offers features like slow-motion, speed adjustment, multi-track editing, and a vast library of filters and music to create captivating video content for social media.


Transform your device into a mobile recording studio. Capture, edit, and enhance any sound with a wide array of microphones, multi-track recording, and professional audio effects. Perfect for musicians, podcasters, and content creators.


This app offers a minimalist clock experience with multiple themes and powerful focus tools. It functions as a fullscreen desk clock and includes a Pomodoro timer, stopwatch, and hourly chime to help manage time and improve productivity.


This audio processor plugin offers versatile delay effects for digital audio workstations. It emulates a classic rack unit with modern enhancements, providing multiple delay types, saturation circuits, and modulation options for creative sound design.


Get the most accurate time from an official atomic clock server. This app automatically detects your time zone and allows custom backgrounds. Easily switch between digital and analog clock displays with a swipe.


This app helps you stay focused by breaking down tasks into timed work intervals with short breaks. It offers task management, customizable timers, progress tracking, and cross-device synchronization. Enhance your productivity and concentration with this effective tool.


This app provides a precise and battery-efficient metronome for musicians. Save and switch between tempos easily with playlists, and utilize features like voice counting and background mode. Designed by musicians for practical use.